import router from './router'
import store from './store'
import { Message } from 'element-ui'
import NProgress from 'nprogress' // progress bar
import 'nprogress/nprogress.css' // progress bar style
import { getStore, setStore } from '@/utils/store'
import { setToken, getToken } from '@/utils/auth' // get token from cookie
import getPageTitle from '@/utils/get-page-title'
import querystring from 'querystring'

NProgress.configure({ showSpinner: false }) // NProgress Configuration

const whiteList = ['/login', '/auth-redirect'] // no redirect whitelist

router.beforeEach(async(to, from, next) => {
  // start progress bar
  NProgress.start()

  // set page title
  document.title = getPageTitle(to.meta.title)

  // determine whether the user has logged in
  const hasToken = getToken()
  // console.log('token:', getToken())

  if (top.location !== location) {
    // console.log('ifrane', document.location.href)
    const iframe = document.location.href
    const iframeUrl = iframe.substr(iframe.indexOf('?') + 1)
    const iframeQuery = querystring.parse(iframeUrl)
    if (iframeQuery.token) {
      setToken(iframeQuery.token)
      setStore({
        name: 'access_token',
        content: iframeQuery.token,
        type: 'session'
      })
      setStore({
        name: 'tenant_id',
        content: iframeQuery.tenantId,
        type: 'session'
      })
      setStore({
        name: 'refresh_token',
        content: iframeQuery.refreshToken,
        type: 'session'
      })
    }

    // console.log('access_token', iframeQuery.token)
    // console.log('refresh_token', iframeQuery.refreshToken)
    // console.log('tenant_id', iframeQuery.tenantId)
  }

  if (getStore({ name: 'access_token' })) {
    // console.log('path', to.path)
    if (to.path === '/login') {
      // if is logged in, redirect to the home page
      next({ path: '/' })
      NProgress.done()
    } else {
      // determine whether the user has obtained his permission roles through getInfo
      const hasRoles = store.getters.roles && store.getters.roles.length > 0
      // console.log('菜单呢', hasRoles)
      if (hasRoles) {
        next()
      } else {
        try {
          // get user info
          // note: roles must be a object array! such as: ['admin'] or ,['developer','editor']
          // console.log('获取用户详情')

          const { roles } = await store.dispatch('user/GetUserInfo')
          // console.log(store.getters.roles)

          // console.log('roles', roles)
          // generate accessible routes map based on roles
          const accessRoutes = await store.dispatch('permission/generateRoutes', store.getters.roles)
          // console.log('22222')
          // dynamically add accessible routes
          router.addRoutes(accessRoutes)

          // hack method to ensure that addRoutes is complete
          // set the replace: true, so the navigation will not leave a history record
          next({ ...to, replace: true })
        } catch (error) {
          // remove token and go to login page to re-login
          if (top.location !== location) {
            Message.error(error || 'Has Error')
          } else {
            await store.dispatch('user/FedLogOut')
            Message.error(error || 'Has Error')
            next(`/login?redirect=${to.path}`)
            NProgress.done()
          }
        }
      }
    }
  } else {
    /* has no token*/
    // console.log('token else', hasToken)
    if (whiteList.indexOf(to.path) !== -1) {
      // in the free login whitelist, go directly
      next()
    } else {
      // other pages that do not have permission to access are redirected to the login page.
      next(`/login?redirect=${to.path}`)
      NProgress.done()
    }
  }
})

router.afterEach(() => {
  // finish progress bar
  NProgress.done()
})
